import router from '@/router'
import axios from 'axios'
import { Notification, MessageBox, Message } from 'element-ui'
// import errorCode from '@/axios/request'

axios.defaults.headers['Content-Type'] = 'application/json;charset=utf-8'
// 创建axios实例
const service = axios.create({
    // axios中请求配置有baseURL选项，表示请求URL公共部分
    baseURL: "https://ancientapi.pro.aisisoft.com.cn",
    // 超时
    timeout: 50000
})
// request拦截器
service.interceptors.request.use(config => {
    // 是否需要设置 token
    var token = localStorage.getItem('token')
    // config.headers['Authorization'] = 'Bearer ' + token // 让每个请求携带自定义token 请根据实际情况自行修改
    // get请求映射params参数
    if (config.method === 'get' && config.params) {
        let url = config.url + '?';
        for (const propName of Object.keys(config.params)) {
            const value = config.params[propName];
            var part = encodeURIComponent(propName) + "=";
            if (value !== null && typeof (value) !== "undefined") {
                if (typeof value === 'object') {
                    for (const key of Object.keys(value)) {
                        if (value[key] !== null && typeof (value[key]) !== 'undefined') {
                            let params = propName + '[' + key + ']';
                            let subPart = encodeURIComponent(params) + '=';
                            url += subPart + encodeURIComponent(value[key]) + '&';
                        }
                    }
                } else {
                    url += part + encodeURIComponent(value) + "&";
                }
            }
        }
        url = url.slice(0, -1);
        config.params = {};
        config.url = url;
    } else {
        config.data = config.data || {};
        config.data.token = token;
    }
    return config
}, error => {
    console.log(error)
    Promise.reject(error)
})
let refMessage = true
// 响应拦截器
service.interceptors.response.use(res => {
    // 未设置状态码则默认成功状态
    const code = res.data.status || 1;
    // 获取错误信息
    const msg = res.data.msg
    if (code === 401) {
        if (refMessage) {
            refMessage = false
            MessageBox.confirm('登录状态已过期，您可以继续留在该页面，或者重新登录', '系统提示', {
                confirmButtonText: '重新登录',
                cancelButtonText: '取消',
                type: 'warning'
            }
            ).then(() => {
                refMessage = true
                router.push({path: '/login'})
                // location.href = '/login'
                // store.dispatch('LogOut').then(() => {
                //   location.href = '/index';
                // })
                // 登录跳转
            }).catch(() => { });
        }
        return Promise.reject('无效的会话，或者会话已过期，请重新登录。')
    } else if (code === 500) {
        Message({
            message: msg,
            type: 'error'
        })
        return Promise.reject(new Error(msg))
    } else if (code !== 1) {
        Notification.error({
            title: msg
        })
        return Promise.reject('error')
    } else {
        return res.data
    }
},
    error => {
        console.log('err' + error)
        let { message } = error;
        if (message == "Network Error") {
            message = "后端接口连接异常";
        }
        else if (message.includes("timeout")) {
            message = "系统接口请求超时";
        }
        else if (message.includes("Request failed with status code")) {
            message = "系统接口" + message.substr(message.length - 3) + "异常";
        }
        Message({
            message: message,
            type: 'error',
            duration: 5 * 1000
        })
        return Promise.reject(error)
    }
)

export default service
